glossiness(n = noun.attribute) burnish, gloss, polish - the property of being smooth and shiny;
is a kind of smoothness, effulgence, radiance, radiancy, refulgence, refulgency, shine
has particulars: french polish, glaze
Derived forms adjective glossy₂, adjective glossy₁

   The condition or quality of being glossy; the luster or brightness of a smooth surface. Boyle. [1913 Webster]